| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [noun] over a period of | 51 |
|
| 2 | [art] [noun pl] [prep] a period of | 11 |
|
| 3 | [art] [noun pl] [prep] a period of | 11 |
|
| 4 | [art] [noun pl] over a [noun] of | 9 |
|
| 5 | [art] [noun pl] over a [noun sg] of | 9 |
|
| 6 | [art] [noun pl] over [art] period of | 6 |
|
| 7 | [art] [noun pl] over [art] period of | 6 |
|
| 8 | [art] [noun pl] over a period of | 5 |
|
| 9 | [art] [noun pl] over a period of | 5 |
|
| 10 | [art] [noun pl] over a period of | 5 |
|
| 11 | [art] [noun pl] over a period of | 5 |
|
| 12 | [art] [noun pl] over a period [prep] | 5 |
|
| 13 | [art] [noun pl] over a period [prep] | 5 |
|
